A207500 - OEIS

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A207500 as a triangular array

										2
									4		4
								6		16		6
							9		36		36		9
						13		81		102		81		14
					18		169		283		297		196		22
				25		324		699		1004		932		484		35
			34		625		1526		2942		3939		2974		1225		56
		46		1156		3355		7305		14253		15495		9723		3136		90
	62		2116		6888		17911		41938		68745		62530		32164

A207500 as a square array

2	4	6	9	13	18	25	34	46	62
4	16	36	81	169	324	625	1156	2116
6	36	102	283	699	1526	3355	6888
9	81	297	1004	2942	7305	17911
14	196	932	3939	14253	41938
22	484	2974	15495	68745
35	1225	9723	62530
56	3136	32164
90

A207500 as an upper right triangle

2	4	6	9	13	18	25	34	46	62
	4	16	36	81	169	324	625	1156	2116
		6	36	102	283	699	1526	3355	6888
			9	81	297	1004	2942	7305	17911
				14	196	932	3939	14253	41938
					22	484	2974	15495	68745
						35	1225	9723	62530
							56	3136	32164
								90